The correct answer is B. Heat.
The energy transformation in the kerosene stove is Chemical to light to heat.
sharon kalunda answered the question on July 29, 2019 at 11:33
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Which one of the following pairs of diseases is correctly matched with the time of immunization?
(Solved)
Which one of the following pairs of diseases is correctly matched with the time of immunization?
Six weeks -Nine months
A. Hepatitis B -Yellow fever.
B. Measles -Tuberculosis
C. Diphtheria -pertussis
D. Polio -Tetanus.
Date posted:
July 29, 2019
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Answers (1)
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The main function of the hair and mucus found in the breathing system is to
(Solved)
The main function of the hair and mucus found in the breathing system is to
A. help in exchange of gases
B. clean the air
C. protect the nose
D. keep the trachea open.
Date posted:
July 29, 2019
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Answers (1)
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In which one of the following is friction reduced by streamlining?
(Solved)
In which one of the following is friction reduced by streamlining?
A, Biro pen casing.
B. Skating shoes.
C. Shoe soles.
D. Vehicle bodies
Date posted:
July 29, 2019
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Answers (1)
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The diagram below represents a lever in use. If the lever is to make work easier, which one of the following will correctly represent the...
(Solved)
The diagram below represents a lever in use. If the lever is to make work easier, which one of the following will correctly represent the position of load, fulcrum and effort?
Load -Fulcrum -Effort
A. X -Y -Z
B. Z -Y -X
C. Y -Z -X
D. Z -X -Y
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following practices would help in maintaining strong teeth in humans?
(Solved)
Which one of the following practices would help in maintaining strong teeth in humans?
A. Drinking milk.
B. Using tooth picks after meals.
C. Using teeth to break hard objects.
D. Eating of bread.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following pairs correctly represents living and non-living components of the environment?
(Solved)
Which one of the following pairs correctly represents living and non-living components of the environment?
Living--------Non-living
A. Soil ---------- bat.
B. Chameleon-------mushroom plant.
C. Earthworm-------water.
D. Oxygen----------mineral salts.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following practices will help to control soil pollution?
(Solved)
Which one of the following practices will help to control soil pollution?
A. Burning wastes in dump sites.
B. Using organic fertilizers.
C. Grouping wastes into categories.
D. Planting cover crops.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following machines works in the same way as a staircase?
(Solved)
Which one of the following machines works in the same way as a staircase?
A. Spade.
B. Claw hammer.
C. Crowbar.
D. Ladder
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following groups of materials are correctly matched to magnetic and non-magnetic?
(Solved)
Which one of the following groups of materials are correctly matched to magnetic and non-magnetic? Magnetic -Non magnetic
A. Office pins -steel wool
B. Staples -copper coin
C. Aluminium foil -nails
D. Silver coin -glass
Date posted:
July 29, 2019
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Answers (1)
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After using a magnet, the next stage of separating a mixture of salt, sand and iron fillings is to
(Solved)
After using a magnet, the next stage of separating a mixture of salt, sand and iron fillings is to
A. Filter the mixture
B. Decant the mixture
C. Add water to the mixture
D. Sieve the mixture.
Date posted:
July 29, 2019
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Answers (1)
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In which one of the following processes is carbon dioxide used?
(Solved)
In which one of the following processes is carbon dioxide used?
A. Making electric bulbs.
B. Burning substances.
C. Fixing soil nutrients.
D. Preserving soft drinks.
Date posted:
July 29, 2019
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Answers (1)
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The property of light used in the working of a lamp in a room is that light
(Solved)
The property of light used in the working of a lamp in a room is that light
A. Travels in a straight line
B. Spreads in all directions
C. Bends as it passes from one media to another
D. Forms shadows with opaque objects.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following materials works in the same way as frosted glass?
(Solved)
Which one of the following materials works in the same way as frosted glass?
A. Sky light.
B. Mirror.
C. Clear water.
D. Car windscreen.
Date posted:
July 29, 2019
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Answers (1)
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A card with the Word TEACHER written on it was placed in front of a mirror. Which three of the letters did not change in...
(Solved)
A card with the Word TEACHER written on it was placed in front of a mirror. Which three of the letters did not change in appearance?
A.R, A and C.
B. T, A and H.
C. H. E and R.
D. H and T.
Date posted:
July 29, 2019
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Answers (1)
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The following can produce electricity except
(Solved)
The following can produce electricity except
A. solar drier
B. biogas
C. torch batter
D. dynamo.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following is an efficient way of using energy?
(Solved)
Which one of the following is an efficient way of using energy?
A. Drying grain using solar.
B. Using a vacuum flask to keep tea hot.
C. Using biogas.
D. Putting off wood fire when not in use.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following sources of energy is exhaustible?
(Solved)
Which one of the following sources of energy is exhaustible?
A. Petroleum
B. Wind
C. Biogas
D. Trees.
Date posted:
July 29, 2019
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Answers (1)
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The diagram below illustrates a jiko.
It is an improved jiko because the part labelled
(Solved)
The diagram below illustrates a jiko.
It is an improved jiko because the part labelled
A. J takes less charcoal.
B. K is made of clay
C. L is metallic.
D. M is closed.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following groups consists only of foods that will provide energy to the body?
(Solved)
Which one of the following groups consists only of foods that will provide energy to the body?
A. Maize, rice, milk.
B. Cassava, beans, fish.
C. Ground nuts, coconut, and sunflower.
D. Meat, wheat, peas.
Date posted:
July 29, 2019
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Answers (1)
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A child who appears old with a wrinkled face is also likely to.
(Solved)
A child who appears old with a wrinkled face is also likely to.
A. lack blood
B. have swollen abdomen
C. have bow legs
D. cry often.
Date posted:
July 29, 2019
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Answers (1)